Home / 756,018.33-1,133,633.76-356,551.84

Finding the Fourth Proportional to 756,018.33, 1,133,633.76 and 356,551.84

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Solution

The fourth proportional to 756,018.33, 1,133,633.76 and 356,551.84 is: 534,642.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,018.33 : 1,133,633.76 = 356,551.84 : x
  2. Step 2: Convert to fraction form
    756,018.33/1,133,633.76 = 356,551.84/x
  3. Step 3: Cross multiply
    756,018.33x = 1,133,633.76 × 356,551.84
  4. Step 4: Simplify right side
    756,018.33x = 404,199,203,014.12
  5. Step 5: Solve for x
    x = 404,199,203,014.12/756,018.33
  6. Step 6: Final answer
    x = 534,642.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.